EKM2-125H 125A 10kA Miniature Circuit Breaker

The EKM2-125H is a high-current Miniature circuit breaker designed for our S2 series product line, with a maximum current rating of 125A. Based on the EKM2-125 MCB model, this version enhances the breaking capacity to 10kA and complies with both IEC 60898-1 and IEC 60947-2 standards. It delivers professional and reliable electrical protection for high-current and high-breaking-capacity application environments.

Standard	IEC/EN60898-1,IEC/EN60947-2
Protection	Overcurrent and short circuit
Type of trip	Thermo-magnetic
No.of poles	1P,1P+N,2P,3P,3P+N,4P
Rated currents (In)	63,80,100,125A
Rated voltage (Ue)	240/415V~
Rated frequency	50/60Hz
Rated breaking capacity	6,000A/10,000A
Energy Limiting Class	3
Rated impulse withstand voltage (1.2/50) Uimp	4,000V
Dielectric test voltage at Ind. Freq.for 1 min	2kV
Thermal release characteristic	(1.13-1.45) x In
Magnetic release characteristic	IEC60898-1 B:(3-5) x In, C:(5-10) x In, D:(10-20) x In IEC60947-2:8-12xIn
Electrical life	4,000 Cycles
Mechanical life	10,000 Cycles
Contact position indicator	Yes
Protection degree	IP20
Ambient temperature	-40℃ to +55℃, Max.95% humidity
Terminal connection type	Cable/Pin-type busbar
Max. terminal size for cable	25mm2
Max. tightening torque	2.5N.m
Installation	Mounting on 35mm DIN rail
Connection	From top and bottom

Dimentions

Circuit Diagram